﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace DecoratorCoffice
{
    class Milk:Burden
    {
        public Milk(Beverage beverage) : base(beverage)
        {

        }
        public override string GetDescription()
        {
            this.AddMilk();
            return  base.GetDescription() + ",牛奶";

        }
        public string AddMilk()
        {
            return "牛奶";
        }
        public override int GetCost()
        {
            this.AddMilk();
            return 6 + base.GetCost();

        }
        public int AddMilkCost()
        {
            return 6;
        }

    }
}
